Forum Discussion
OzOscroft
Oct 08, 2025Iron Contributor
External people can't open files with Sensitivity Label encryption.
Question: What are the best practices for ensuring external users can open files encrypted with Sensitivity Labels? Hi all. I've been investigating proper setup of sensitivity labels in Purview, a...
TonyRedmond
Oct 09, 2025MVP
I tested again with a brand-new account that is absolutely not a guest in my tenant... and the message showed up just fine. I'll try with another account in a tenant that I don't own to see what happens there.
OzOscroft
Oct 09, 2025Iron Contributor
Thanks for your help with this Tony, it's very kind of you. You'll see from others commenting on this thread that their understanding / experience is the same as mine (i.e. that external people need to be a Guest / B2B Direct Connect needs to be setup for them to be able to open encrypted documents attached to emails).
I've spun up an MDX Purview tenant to send myself some labelled documents to see what the experience is there. The confusion continues!!!!